APA (7th ed.) Citation

Walker, L., Laugharne, C., & Wills, S. (2016). Billy and 'the tingles'. Speechmark Publishing.

Chicago Style (17th ed.) Citation

Walker, Laura, Carol Laugharne, and Sarah-Leigh Wills. Billy and 'the Tingles'. London: Speechmark Publishing, 2016.

MLA (9th ed.) Citation

Walker, Laura, et al. Billy and 'the Tingles'. Speechmark Publishing, 2016.